{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x68e2941f36795d721f63550133cdb6de6d64e29ddccfc66139a7a2a132ea9b9a",
    "signature": "0xc7fa2253e2de1d4d13d6833003e03024e59536f0526195f2173469b76d1a3bc321893841ce09d6a56c0a80374389270a08619d3565fff0b267f262e30fb94f511c",
    "signer": "0xd9D6DC53CF770DA5DEd7FD513807B4632af2A75d",
    "userId": "454062161"
  }
}