{
  "manageEntity": {
    "action": "Create",
    "entityId": "2013751456",
    "entityType": "Comment",
    "metadata": "{\"cid\":\"\",\"data\":{\"entity_type\":\"Track\",\"body\":\"Está buenísimo el mood  re moderno \",\"entity_id\":738825359,\"track_timestamp_s\":93}}",
    "nonce": "0x0b64402fba7147c2707fbdd7de940336aae19542b44912bc20bfba25de4a68e8",
    "signature": "0xcecfd4deff4cbf26ee5b64f64e791ce803530d3179f9cc60cd4b9f62aa36cf6570607e27488eb5110e77c00b56a6ef8b81d1b68fb96ca166e32e29888acfbc381c",
    "signer": "0x92F11f75D0501166E7D3C5D6e090C3557e99cA89",
    "userId": "238956968"
  }
}