{
  "manageEntity": {
    "action": "Repost",
    "entityId": "558249234",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb559e70a6fcd531f933f1141345f44cf3b4829d58ec96ca0d23e19e08b723f7b",
    "signature": "0x3969d0965a27ca7eab4656cff3e3e6c2231125561b5b6b607b636de12939368214e0103ac35ce20eb98ecd848c3a878c72f64565ce0b05b17842c22e261eba7d1c",
    "signer": "0xF7628Ea36C0C266E289b7538b033fB949A6C31ff",
    "userId": "386745392"
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}