{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "952336181",
    "entityType": "User",
    "nonce": "0xda57a651fb786a4e820a469a8e9259d0d128a6c1cd67ac0134a99d8d6e2d672d",
    "signature": "0x57c90b4300f9a5417853ed5329c5e8356913d6959f4c02df39ecc7b71c8e0e1f0306cc6ec2bfb436fbcdf5da04050040b1f13fd7ccdeea5c2196de1b46b8a9bd1b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}