{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117649",
    "entityType": "User",
    "nonce": "0x5387831615cb9b3eb303ed569be1a66c615b729a8e70f1cc5a0784aee86a0c13",
    "signature": "0xbb63242eb404594f6e13edd19678a84c2206892500691b05270f2a9613f21c8c09bc82a47b102ed531ec24f61e62eb36d47cb9750717491f4ad81a6f3d3c9bf71c",
    "signer": "0xa1C679620446d0a85D56a3845b32A6045fB5Bb84",
    "userId": "478180056"
  }
}