{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "765532170",
    "entityType": "User",
    "nonce": "0x98656535a3a703563cc1d5b6eb2d5aeab4ee24c2c5cb3ee015a249dc17fec203",
    "signature": "0xafa732d8c55aca4d74f50f8d1473cf7295e77a51a5955b0e2c43f19ad507c8eb6e346cca08892f779f3aa429ff4c8b863c8c8e155c6f82fd7504383550be32131c",
    "signer": "0xeD4de8C7aEdcca7a62a5E17Fb9DF5ee4991E5b73",
    "userId": "209405413"
  }
}