{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "760764",
    "entityType": "User",
    "nonce": "0xb4f5eb0d48d4a49df874185e031ca1264f6ba625658999ff0d02a4276db265ab",
    "signature": "0x6fa9d1021d860bc0bb58a314aeb481acd3aa182251827453482d879eda26e3366d0a715761e3a7f5d3857c53d6fb47d47544c6530b481b00d7da6dbfc4aa5bcc1c",
    "signer": "0x712Aca9aA6ac07F98dcEC338Be9C15c3Dc47d569",
    "userId": "12730129"
  }
}