{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "229134011",
    "entityType": "User",
    "nonce": "0xcc1d79e235639948541b0fe67d0e9ef1f7f0b6828c59e903fab71063c06b0209",
    "signature": "0x1eeffcdf0e7021d3a4040aa1bb397dd75c064d028addf584959fbd62dc70dbe76c2f6f24d26648ba166dec460f163a9586b6f237d37598a5155fde141e3761361b",
    "signer": "0x712Aca9aA6ac07F98dcEC338Be9C15c3Dc47d569",
    "userId": "12730129"
  }
}