{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "215386",
    "entityType": "User",
    "nonce": "0x1395c89c79298ceec26916b7e4fe366ef69150f3b992f7a06d9fe43bc20dbc0e",
    "signature": "0x2dd142233b12a7c8261cb296f710c07f7b70e7456a12f8dba57e86782607a89b7df36c3454d650145a78d3ffe5223161e56fdc62cb8c052bdde931cb44539bb51b",
    "signer": "0x98fC2b30E6e70e62dB2b5fAE7b0292DE3D4323Bf",
    "userId": "480962013"
  }
}