{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "6969",
    "entityType": "User",
    "nonce": "0x7054f7df3b32152270e16092a52d82fc888ce8b8737407b126a7f76fb44516df",
    "signature": "0xa9dc94a0e61642dec3f89dcc2b1fc6b72fa31c2847b61d1649bf3f34e92669ee63069d7700f6b68e061579a458d6d3104551d4fd15c00d2ced8253748818bcf71c",
    "signer": "0xdEc12eC3F7972dB51907501aF18eb17FBa37a413",
    "userId": "211416595"
  }
}