{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "55086",
    "entityType": "User",
    "nonce": "0xcc7d82dd61859f171adf14a807f72ba2e6c7949c99a90e7f3bcf8a2131c3764b",
    "signature": "0xef2e28e3f29b4803a827d01f8155fbd90129eb39585ae29aeed75072d5537ef76b0a82fd7b7f0373efba795f76bb74b4202b0fe2f2468b33e2aa6cd2a2610dc01c",
    "signer": "0x7E7b9c4DAC3F284d889a5bc274eA80b8BA5F63ee",
    "userId": "670307808"
  }
}