{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "67658",
    "entityType": "User",
    "nonce": "0xf6f1e669e53197915748fa1a97a3bb2a83ddeb51b5390037e563fe7a2522f90c",
    "signature": "0x1b5d0d0dfd241814eb14343c9e8af0f48a38cd4838d0ea95f0d53ae8d0d184315e764d64efdc2a7b0a1231bc10279bfdecae9ec94557487e7eb75c039d42d8791b",
    "signer": "0x07cB076DaACCA202F3ffB2dF4A778b16AcEf28Ee",
    "userId": "998685050"
  }
}