{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "160950",
    "entityType": "User",
    "nonce": "0x2e2294c84159af7e19442ecb8ea877f8ed13c4718b2c2a9d0d33093f577501a6",
    "signature": "0x31ef48e87f8b11493267773dbcb1b5975ba4d98c6ac8456a96f44bd378d4243b235217950825a32f5ec3e1acb891569264072237ca398f555ed23afc0b9a0d331c",
    "signer": "0xc97A6025Ad8c7Ba1a35Ef7E3A3b88ABc8b2013BF",
    "userId": "666092734"
  }
}