{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "955974066",
    "entityType": "User",
    "nonce": "0x4bba2b5bbf2c42deebe7119c119b8590e59542e2d3f38852d88aa6b2a31ee1de",
    "signature": "0x940a49647d3d188668a68e69d753a611cbde1350cbb52e9dc961d79077e319516a8970607bd9fbe83562b0fb40f96b30d421b6dd32092277050fbf2f9b3d3fa81b",
    "signer": "0xF7F56DF4D8a2Ae2BF9Ca645DC684f84c37BbDaFe",
    "userId": "116272245"
  }
}