{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "170302",
    "entityType": "User",
    "nonce": "0xacebb0bc74ecc81e51cbfcd2fa1b36cd1e393053b7c6535052ef8f122755e401",
    "signature": "0x24b1cf5214ac1215109415109c2255e1f75099f2871171640263da7f1270d70a7917b4340aee3329f3fd8c242e37b681c0e18422b8a4e2148523544281255ce71c",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}