{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "852344394",
    "entityType": "User",
    "nonce": "0xb558a34201fe96fa211f7fc1d94fda1a41681d7be7bf35c39393bebbc8cbf637",
    "signature": "0xa207579ed309e71d507221c5b4f2b70b40439939b465765eaadb279ee819bc1037abfd641c6bba36da016db297ad563afcaadaf738f1dee31f8f533f76fa4a7c1b",
    "signer": "0x65b2681094e762CAD2349e6C1e2FbC8d54b9c046",
    "userId": "11153747"
  }
}