{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "46941214",
    "entityType": "User",
    "nonce": "0xa44a3c7584afe555812397d37b5ed619be967bd3d0473da302b65a9fc022b271",
    "signature": "0x59c9c0a494c984bbf86d06779b601409c6595d1f19abed47027760cf25cf398d6e27bf82861e83a926e991e85702fe6e7e35fba917b11a5ab5675bb6e2864f911b",
    "signer": "0x408CbFDbc09C9aFB99Da5f010D04f50A190b83B6",
    "userId": "675830993"
  }
}