{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "102",
    "entityType": "User",
    "nonce": "0xac656c79f1e5babb06e915153fabe750411d0176c3584d3aebbb36c412798e75",
    "signature": "0x8bfc04fc2ee4bc8e25e1f2c9cff3a2b0fd48ff8de1dad5664ff08b267ad1a18538b8e93dc9ac2df8ab213d20977e3061d476fc518a8c55ed88f01a0918da95181b",
    "signer": "0xd85E4A094e4C057572A9D525C9737051A17ab609",
    "userId": "696716320"
  }
}