{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "115325",
    "entityType": "User",
    "nonce": "0xb704b59b73c08ec3542b27c4b642485364c2d35efbea0d5b8896034b358458b9",
    "signature": "0x8ad75538a04c8980a85ca02d6dbea5f572a26c362184accc2a3a01c71b5e70553bc47b07fbb7c4cf3a6db08e1bbdcff59b599e0827a9cb23c2b3c382810bc0a51c",
    "signer": "0x1A0e34aBD5374BDd677c5de4D5D9718089cB05Eb",
    "userId": "644286186"
  }
}