{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "65653190",
    "entityType": "User",
    "nonce": "0x9059b49e74aa0551b53f90adbbb330ad232ef6ad9b79f0766a9d7ebba85ddeff",
    "signature": "0xaccc6e8b534ef9219a01564d6ad788e25d52487380509e7e20337209f1f2ef227503065dce46b0157d9c115727ed303c9cf45d9807fb8d37f6352b54e4d080a01c",
    "signer": "0xAfE04b3A47505816aD72A3036422AC553C1dFEc3",
    "userId": "515307498"
  }
}