{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "69392",
    "entityType": "User",
    "nonce": "0x7374450fac5fc3a1944b7d2cd03e36228fecea06a0b65aa2816694228c3894be",
    "signature": "0xe83d150493d4ee9b669cb98056a9e92b7a06d86cb912156be6758aa1ada8557276fae1b0ac2cb672e697416614a14b4b3a159b4661a883112d8141bb7ccdf9fd1c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}