{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "863774823",
    "entityType": "User",
    "nonce": "0xacf5324d9d426e6e7025a79a7184b85603bd1551af306b4127df4c551a265c63",
    "signature": "0xe0f98e44845dc31675df6e7d1561c379fa7c3f0c6a110fcd5c355504aee88264380ae8b0d4a2cb99d811bf868ec30ea26312abe612e593d14c8bc9f497fec7ce1b",
    "signer": "0x792632D35Fca4cc5abA0bc6B33a3F6729b4ACf3D",
    "userId": "509819410"
  }
}