{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1460",
    "entityType": "User",
    "nonce": "0xfb2edf48d80eed1c28e820ff584a65378ed2f6ca6deb59be9a30564ea01e5967",
    "signature": "0x899380febfaa2c7f5dc16cdae8d7c077cb3009619e3533a685f0f17a8e44d7a97f440fada65b4fe7b96ad5020256ec41235bbd75b2dd8d7782170905344512c01b",
    "signer": "0x3Ec98fFA47eF7773803b73964753B99Ae2D50f41",
    "userId": "545926315"
  }
}