{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0xe521073fa397565b7f016b88a60156907447eecfeea69200a231095f6d09a714",
    "signature": "0x61cdd881138c810cccddad182fb6ba4d71b364d535724c3ea95680c6137d9de929697d6c54d8d51d3843be59bb5c626bc9aa0b7a0df47c2ce2f8c8c1c86335831b",
    "signer": "0xADBEc7CBdC007B087ebc7ae272f8a3cf42Ea0184",
    "userId": "466377094"
  }
}