{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "80687152",
    "entityType": "User",
    "nonce": "0x8208a8595a74760a630e46507117091720374057eade39a1c3a5cffdbbf9c1ab",
    "signature": "0x2d8cc6b697f3c1c80efc81265d035cd196730460c6afb4f8a43fd62267821aa911631cc5d81b3f29f2d2a0d70517649f0c01191501e55f02499e29fdee3dd3591b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}