{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "135233092",
    "entityType": "User",
    "nonce": "0x4b86d9e566fec7c1bdd72ffb0804d39be96b4d78393fae32656b41532fb78ce8",
    "signature": "0xb64fef6e04a760ef1503a7ef9fd2574d43aed4ae5caf2108fa0c731ed7e80b5f2ecceb41a71933d2c2bc7e5da7d928beaebe7cb8e2954f01451008d8ec9eec831b",
    "signer": "0x0246262E4959323EAC2FBf603C6D24352d57Fc51",
    "userId": "700531000"
  }
}