{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "954117045",
    "entityType": "User",
    "nonce": "0x78f157f87fa9f33a8c20e931b12c57621cf2da2d911e8bf96cb24e01a9e0c390",
    "signature": "0x089bdd467701ec55808254ad95ed41b3ba4c0d7a99d118f73e7226fc896b53c846d6e3aaf38504f5a7c48e5d4b2903d49e5b9ffcd8c708699e304421b1e826fd1b",
    "signer": "0x9FF2A7F5Fab732dA57359bb3eD63a95511bD1329",
    "userId": "67863854"
  }
}