{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59868",
    "entityType": "User",
    "nonce": "0xd770e1641bfe748b1e30711c09935deece4a779e316947d870cee154ebd6fa39",
    "signature": "0xdfad7f0c744f25c7e9d653bfe95b553f97528eae7749cfc598d873dd3e9721090505242114fb2c81a282bbc80544294502001181635cfb6f0663aa40fc54fa911c",
    "signer": "0x9a5ed0b3F555Cb77D9B73d00AF43BaA4F88b1487",
    "userId": "736503935"
  }
}