{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "116387",
    "entityType": "User",
    "nonce": "0x1f020881ff6b83bb1f9c04514005da76d4d21a1aa9cf89442815a0f9d692301e",
    "signature": "0x00a79360ef3033e2f6206d9f48d66ef297ed7a2dce7955cdfa08e2f7c2faf62a2bcd7ee5f8194d84fcf915e3885e9d05a23fc2ef9f7c361f096d8e6d159c373a1b",
    "signer": "0xdEc12eC3F7972dB51907501aF18eb17FBa37a413",
    "userId": "211416595"
  }
}