{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0xc997fdf961ac2bd44cc24b4b606e8c2d4b6c5768e103d0d2e402766508981473",
    "signature": "0x93ad1787b619524c2c98ee1773dd9d38462a1353803971b23b11b66d693fefa86882eebc746991713ced740a5b9a43bfca9d02dab59c36d50e9a12dd5ed546751c",
    "signer": "0x6CF29C21c9C0b405C773f3605658C095Af4c28EF",
    "userId": "950485788"
  }
}