There has to be two codes in there. Those _| make up one and the rest seems to be Base64.
Start by removing all the _ & |
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=
There is a total of 514 characters. To have a valid Base64 string it needs to be divisible by 4, remove 2 and the trailing equal sings
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
If you convert that string from Base64 to text, the first line should be PNG. This string is a Base64 PNG encoded image. You can use this tool to decode the image.
The result should be
hxc37strategic286pv
Now for the second code.
Take the full string and make a 168×5 grid
_|iVBORw_|0K_|GgoAAAANSU_|hE_|UgAA_|AI0A_|_|_|AA_|_|_|_|AJCAIAAA_|CAHT_|_|g8AA_|_|_|AAGX_|RFWHRT_|b2_|_|_|Z0d2_|_|_|Fy_|_|_|_|_|ZQBB_|_|ZG9iZS_|_|BJbWFnZVJl_|YW_|R5cc_|
_|_|llPA_|AA_|ASFJREFUeN_|rc_|V8sS_|hD_|AI2zr+/y_|+7Bx2GkibGx+6h_|HB_|xbKR_|CC_|iG3b_|ts_|9L0lrb_|b7LN_|2MRH_|E4iGjGDFIy1rOVwM_|7U_|t2Xz_|TD_|d75n_|nBULhU62_|n1_|2wHW_|
_|2B_|HU_|Fc_|IngB_|meUB_|l0_|N3jI_|sl_|_|_|vOIV_|_|_|ac+h7OK/KA_|gA_|_|_|_|LY_|_|_|T3Ek_|AoF3oK_|DY6F_|Eo8Tw2_|_|3IDH6xkNEx_|LtZTB5_|_|ELrBeMNW_|ua8rdOGLk+_|Ra_|FTrJ_|
_|WxmJ_|_|43vY_|6n_|Yd_|+4Ks_|MsOG_|BY_|rfkI_|TQvsg/Gk_|Yl_|ivYw_|Rj_|P8Qm_|kV_|+vji_|fd6F_|8X_|FrSmv2_|CLq2NhqGwW_|1tWGdi_|8VQha/_|XURP_|G44D_|ml1WQV_|fx4N_|fI_|z1Gh_|
_|x4+BQS_|7jw48m_|yW_|MpZgxn3v_|_|PnUT07_|_|sVlr_|_|_|GM/pgC_|_|SOPJ_|/3dM_|Ai_|D9oC_|KnfeJ/_|uhmVW+_|_|_|Ag_|_|_|wAVkvr_|eVD+nJ4AAA_|_|AASU_|_|_|_|VORK_|_|5CYII=_|_|==
Convert to spaces all characters except for _ & |
Here a graphic image of what you should be seeing
NWU65JARVIS782JU
Invalid? Jarvis is Roland Jarvis
nwu65roland782ju
There has to be two codes in there. Those _| make up one and the rest seems to be Base64.
Start by removing all the _ & |
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=
There is a total of 514 characters. To have a valid Base64 string it needs to be divisible by 4, remove 2 and the trailing equal sings
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
If you convert that string from Base64 to text, the first line should be PNG. This string is a Base64 PNG encoded image. You can use this tool to decode the image.
The result should be
hxc37strategic286pv
Now for the second code.
Take the full string and make a 168×5 grid
_|iVBORw_|0K_|GgoAAAANSU_|hE_|UgAA_|AI0A_|_|_|AA_|_|_|_|AJCAIAAA_|CAHT_|_|g8AA_|_|_|AAGX_|RFWHRT_|b2_|_|_|Z0d2_|_|_|Fy_|_|_|_|_|ZQBB_|_|ZG9iZS_|_|BJbWFnZVJl_|YW_|R5cc_|
_|_|llPA_|AA_|ASFJREFUeN_|rc_|V8sS_|hD_|AI2zr+/y_|+7Bx2GkibGx+6h_|HB_|xbKR_|CC_|iG3b_|ts_|9L0lrb_|b7LN_|2MRH_|E4iGjGDFIy1rOVwM_|7U_|t2Xz_|TD_|d75n_|nBULhU62_|n1_|2wHW_|
_|2B_|HU_|Fc_|IngB_|meUB_|l0_|N3jI_|sl_|_|_|vOIV_|_|_|ac+h7OK/KA_|gA_|_|_|_|LY_|_|_|T3Ek_|AoF3oK_|DY6F_|Eo8Tw2_|_|3IDH6xkNEx_|LtZTB5_|_|ELrBeMNW_|ua8rdOGLk+_|Ra_|FTrJ_|
_|WxmJ_|_|43vY_|6n_|Yd_|+4Ks_|MsOG_|BY_|rfkI_|TQvsg/Gk_|Yl_|ivYw_|Rj_|P8Qm_|kV_|+vji_|fd6F_|8X_|FrSmv2_|CLq2NhqGwW_|1tWGdi_|8VQha/_|XURP_|G44D_|ml1WQV_|fx4N_|fI_|z1Gh_|
_|x4+BQS_|7jw48m_|yW_|MpZgxn3v_|_|PnUT07_|_|sVlr_|_|_|GM/pgC_|_|SOPJ_|/3dM_|Ai_|D9oC_|KnfeJ/_|uhmVW+_|_|_|Ag_|_|_|wAVkvr_|eVD+nJ4AAA_|_|AASU_|_|_|_|VORK_|_|5CYII=_|_|==
Convert to spaces all characters except for _ & |
Here a graphic image of what you should be seeing
NWU65JARVIS782JU
Invalid? Jarvis is Roland Jarvis
nwu65roland782ju