{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "38841",
    "entityType": "User",
    "nonce": "0x348815203474ca9099566787e04c54d23e0e2616b774e4629e4555135acb78f7",
    "signature": "0xdac50039fbda3d5eeefd73c7ccd3a5ffa71bcc9492c3bea4919af6c6ffe286b90b16217593297e4a8b9c13b5964086b5e3c95a554d8b1c655d0a7e083030d2b01c",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}