{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "327948",
    "entityType": "User",
    "nonce": "0x1220a8e0d629163a000805753623238dfcaea87b3ca2eefce80af5219889d9b7",
    "signature": "0xa6a3ea4ab2cc485a04d868dc3fe6a12f9e940f9f432533ab33334ed37c10785f5bdfb8e04c09d5103c0d00f23b07536a0803851de3d9404127b146c09adc9b221c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}