{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x53418bd50fa1b29669ca21907ceb3000c7c69791cf303f6c62f4173b14d2a0a9",
    "signature": "0x8cd48c1c946a1f0fca4608b94e67d20709ddb49ee1f6f6f1a8d668bf2f9846560c56e8b9bff4779f5fbf17385f670b9c0e075760543958e7488ab4eea25927831b",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}