{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "362537",
    "entityType": "User",
    "nonce": "0x4c1051a7879633078774387c2d432f1dbd60fc2ea6626a739ff1e251e86ebb42",
    "signature": "0x5f2125d0b073e7da1b90988d87d0ff7808620c73c85c704017b1159eca0114ea4b4d2044bc73269b89375a726469551b64e7ff927b74200568025660f7fc3a081c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}