{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "125958",
    "entityType": "User",
    "nonce": "0x0cda431eb6c4db2a3426b3c5f15d46dfed2ca8793e710075a17636ed0f3abb19",
    "signature": "0xa9779ca8318fba8206c3aeaa99092478455c2a1fd5c13e64cf2af1d78e3fe02119841b0d6273d21060951326a77ed26a19efb6000fdf515253b891bbd401d5bd1b",
    "signer": "0xdEc12eC3F7972dB51907501aF18eb17FBa37a413",
    "userId": "211416595"
  }
}