{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0xcffe6e70266cab68bba6e514de696ee83a83a05b01d3a4d2dfba17a2218a1af2",
    "signature": "0xd093a7c6620da5699ace7829c9b0f40e01241ecfcb495b0d6bda8bbbcb59c52330b819f0c9b5673adec293b61a832723b92373ddb4064de8eccda31bd0a468b71b",
    "signer": "0x251d9fFBc4029d5692B08aDd0a2D4ED2e2e4b94F",
    "userId": "897281977"
  }
}