{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1494386",
    "entityType": "User",
    "nonce": "0xec05dce456c28e4b38a332e6127af3da9a0e4831f33f790f1b5d7d860dc52a12",
    "signature": "0x53922e7a7ca97893aa07ac8038f84b830c6099a24551329655971f5e363c7e5035317b472e0c7b05af123515d54fe19744efb56e8d4e6263b56b2bb8c372ac981c",
    "signer": "0x8fb06be829c5718Bb968af1525d910B795617ac0",
    "userId": "950478625"
  }
}