{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "39985301",
    "entityType": "User",
    "nonce": "0xf979aa6adf773e6389598a580db929da445c4bd1a4c0d8fc293bc41901a0ea85",
    "signature": "0x8d149283fabddd48067b88ba28cd3d1420fdb01c278073191bc46c49b900674a2a14e56b2d879064975335bbb3fedcc98eee879ed03c8d962391141461cd3f8e1b",
    "signer": "0xd65AAde8ABE0D22385Da81304F9b6D5d4cFb5491",
    "userId": "240553252"
  }
}