{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "111467392",
    "entityType": "User",
    "nonce": "0x47eaba8c3f3fc962fb30eb2d8feda48d5b78b4e847590a988c3597d34fff4485",
    "signature": "0x9a95846070935e4a1cf3225b77aa17e71b0f3444eb6d8213274d744faafdb9712f21a130f693a489ce68afb6d5db652e8242d11da122f90b3a94ee3ba9b3f3031b",
    "signer": "0x34Cea527C1dc0575a5B686515aad0Bf8F3b5f97E",
    "userId": "13589021"
  }
}