{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x82a378ba85331fd49210436c8a293391158ce2f08a7d38c2f2fc0a5502ffb82f",
    "signature": "0x03f068153e60e3c1b8f1d63c560d6fa6861e2ff99749e92205dd308ba9e57f3441ead5d166581421c31efb687b919981484ac0fc68eb2fdd9d63b3c57fc414af1b",
    "signer": "0x085D08458f054e7c6257687faFA2bEA71E5B61F6",
    "userId": "648804463"
  }
}