{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "113",
    "entityType": "User",
    "nonce": "0xb9954cde86ecfa012ccfa5f7368e24e2221519ca4e7bfd4efa47ebcbd468f32d",
    "signature": "0x379d04a3f2876919246cd444eaf7575a4a24680bd71a4131cabd2f6ef448e43b5d42dbedab99a8a47620c9246a586541aa8fdafe1ba7f0839b701a6dfae3bf3c1b",
    "signer": "0x8fb06be829c5718Bb968af1525d910B795617ac0",
    "userId": "950478625"
  }
}