{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51978829",
    "entityType": "User",
    "nonce": "0x0460f1a6aaa0d44f5a97d6ae52f32928783100444fe02cbb2566f25e12ef82d3",
    "signature": "0x03600d5db33b5cefc8e917d22d17754a295670eb320ef68087788ec1673d364d34cb552e1cb2b99a5bc9fce009f8ec35040fdd4c9b705c130e574b841802644a1c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}