{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "968368411",
    "entityType": "User",
    "nonce": "0x41ff25e58457148edb1962d121c06093751197658d1321ee57624b1ac72d53cf",
    "signature": "0x606b0c4156ae5caf5560294026b247ac8f4815aa55626845bc25b838e02a9592744a459956255955cf2901cae70747353dc4528fae8a0280455eae0d9c3d89c51b",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}