{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "546992429",
    "entityType": "User",
    "nonce": "0x0d00153915ece762a3ace42f7bc4a35c47e7d993ba55dc8413b885dd50c15ed1",
    "signature": "0xf3f2e1883e9ed5e9baea9d045a7d49bd340e2b02cde114df04e2740294893ba5270f1970d03c0f8268d406528b479556917bba1f0fead1f5617c1d07f810fefd1c",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}