{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "89714",
    "entityType": "User",
    "nonce": "0x5d17cac16f41c81c631efb421f60c1a0e73aee7f0c74ccf3baaf9c2bd2a26614",
    "signature": "0x6d345a83b627ef3e58a5d9e955a8ad9d1abd5e56407ca4b7a27f442d2d9a16844dc1d272c888126cc476a9aecce608f79eb8d8e573c146080fc21e7a78aac9081b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}