{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "779730040",
    "entityType": "User",
    "nonce": "0x06658fe697cfd4ae75f41dff9fe5264d51dfec7d9a26dd5f236779a926cde326",
    "signature": "0x4aebd966b909d447230ee4597f1ff31ce0a2c2de5f8a17674a83ca51e800bf782fba614a6123381b2a0038fcd3d81c382a17b7919b166a926cc404153a431d351c",
    "signer": "0x07024945569e5721E4d506B01fB850443CF99F65",
    "userId": "871280797"
  }
}