{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0xbf27176d18319ba9b21faa3322650d926be3963a30b95bcd41aac0fff8ee3c24",
    "signature": "0x7ee5b3284ef9fdd19aad917bc87663624a9d1efdb2a2771e3d85533d72c02bb92749bb495138e3b9ac1563a59f2dbfc4ea0eba82799f733b4ac07a890c34efaa1b",
    "signer": "0x0dc841034B1bF144980A271B3d3ddcC08bE3e612",
    "userId": "796427482"
  }
}