{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "61291",
    "entityType": "User",
    "nonce": "0xc63d503df69e4e8fa150439bdd1c5d72e44d1505245b708269f358a5f86c5e9a",
    "signature": "0x4f5c7d90dfd4bd3818a77d7305ab53c57486b34585a0dff6a2ee506a0957df4c6970c60183c7a9fa98635a4f3a860fdb46372f5df94b51d2aad962f6d2b0ad291c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}