{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41966",
    "entityType": "User",
    "nonce": "0x0a34f0e49ec3a72625d1b360ef0008fc81a3301481f27b088ced7171d2800ab5",
    "signature": "0x12326fa5496885e10a448f3b3eac1e99b9addc945192b85fa449afa6dcea5ffa184cd2aa6919dc556fc65a9963b6717ae7eec51e43f8f5e6999c5a7468eb18ef1b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}