{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "932913352",
    "entityType": "User",
    "nonce": "0x5bb1b939b3a7a7cacdbdbc628ed4870d0bfe07bbec7345063a381eddb84ac031",
    "signature": "0x4fd2824d44be23c2a5cfbafc504754160b6a0c913dc9acd4d803ee163933147c3c8dc10a94746b7f11a92230998a84a9920f4654b0b0b59654cf0f08e18aa2c41b",
    "signer": "0xe5223Dc6E411A24e22DcF917955e97a8D7479d0c",
    "userId": "981716494"
  }
}