{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "113351",
    "entityType": "User",
    "nonce": "0xb74d02c067da36e35f5eacd8e8ecdeb68ec714ca7ffaaa5f1d4df4467593378b",
    "signature": "0x28d0bd6827ebcafba7e996b4a535561b7d86dcc0999eba1ed13b4d7739ab20097686dcaedde2f3517ea32b50669df686ecb914d933c89591171f58c170b0ad4c1b",
    "signer": "0xF2c19977A72e7f63bBbD9063748E52c002b22f6b",
    "userId": "957488166"
  }
}